Explicación paso a paso:
4x+7=7x+3
7-3=7x-4x
4=3x
4/3=x
x=4/3
Comprobación
4(4/3)+7=7(4/3)+3
16/3 +7=28/3 +3
16/3 + 21/3 =28/3 +9/3
37/3 = 37/3
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Explicación paso a paso:
4x+7=7x+3
7-3=7x-4x
4=3x
4/3=x
x=4/3
Comprobación
4x+7=7x+3
4(4/3)+7=7(4/3)+3
16/3 +7=28/3 +3
16/3 + 21/3 =28/3 +9/3
37/3 = 37/3